Itchy skin generally belongs to the Chinese medicine “wind itch” category, clinical generally divided into wind-heat and blood-heat evidence, damp-heat internal evidence, blood deficiency and liver-exuberance evidence. 1. Wind-heat and blood-heat syndrome: mostly seen in young people, manifested as intense itching, aggravated by heat, with bloody scabs after scratching the skin, accompanied by heartburn, dry mouth, yellow urine, dry stools and other manifestations. It can be treated with the addition and subtraction of the Four Substances Soup by combining the Wind Dispersant and the Four Substances Soup. 2. Dampness-heat internalization syndrome: itching, secondary infection or eczema-like changes after scratching, accompanied by dry mouth and bitterness, stuffiness and distension of the chest and ribs, yellowish urine, constipation and other manifestations. Treatment is based on the addition and subtraction of Gentian Diarrhea and Liver Tang. 3. Blood deficiency and liver exuberance syndrome: mostly seen in the elderly, with a longer course of the disease. The skin is dry, with bloodstains after scratching, accompanied by dizziness, insomnia and sleeplessness. Select Angelica Drink Plus Reduction for treatment. If you suffer from this disease, you should consult the doctor in time, and should not use medicine by yourself.